Display screen or portion thereof with icon



FIG. 1 is a front view of a display screen or portion thereof with icon in accordance with a first embodiment of the invention; and,

FIG. 2 is a front view of a display screen or portion thereof with icon in accordance with a second embodiment of the invention.

The broken line in each FIGURE shows portions of the display screen or portion thereof for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM We claim the ornamental design for a display screen or portion thereof with icon, as shown and described. 